From owner-freebsd-questions@freebsd.org Tue May 12 09:27:22 2020 Return-Path: Delivered-To: freebsd-questions@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id B9DC22E7CA7 for ; Tue, 12 May 2020 09:27:22 +0000 (UTC) (envelope-from 4250.82.1d4c100057b2942.c68cab2718010f3ad33a4372bf495587@email-od.com) Received: from s1-b0c6.socketlabs.email-od.com (s1-b0c6.socketlabs.email-od.com [142.0.176.198]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 49Lss51xQ3z3xfK for ; Tue, 12 May 2020 09:27:21 +0000 (UTC) (envelope-from 4250.82.1d4c100057b2942.c68cab2718010f3ad33a4372bf495587@email-od.com) DKIM-Signature: v=1; a=rsa-sha256; d=email-od.com;i=@email-od.com;s=dkim; c=relaxed/relaxed; q=dns/txt; t=1589275641; x=1591867641; h=content-transfer-encoding:content-type:mime-version:references:in-reply-to:message-id:subject:cc:to:from:date:x-thread-info; bh=hGLxS1Fqw3e4MPtt88DZ8LquPjXLgzJZ3PnS9Y6tr18=; b=K5EgxqVcUye8fMipW2RenC4ZBSm2XQSfYmqByyDXotuQp6hTcd9aIWbMIXjwOwlgCnay764/NwuoKgCPLaEkywnP01N5Vwq/b92h/bMzGZ7bCsvYYFZnMG5qwbeOutpUTasQqp3OlBzwWCiSJDNY8Ez93NxcwDIxZv3tl1pv9pQ= X-Thread-Info: NDI1MC45Mi4xZDRjMTAwMDU3YjI5NDIuZnJlZWJzZC1xdWVzdGlvbnM9ZnJlZWJzZC5vcmc= Received: from r1.us-east-1.aws.in.socketlabs.com (r1.us-east-1.aws.in.socketlabs.com [142.0.191.1]) by mxsg2.email-od.com with ESMTP(version=Tls12 cipher=Aes256 bits=256); Tue, 12 May 2020 05:27:14 -0400 Received: from smtp.lan.sohara.org (EMTPY [185.202.17.215]) by r1.us-east-1.aws.in.socketlabs.com with ESMTP(version=Tls12 cipher=Aes256 bits=256); Tue, 12 May 2020 05:27:13 -0400 Received: from [192.168.63.1] (helo=steve.lan.sohara.org) by smtp.lan.sohara.org with smtp (Exim 4.92.3 (FreeBSD)) (envelope-from ) id 1jYRBv-0004pP-J6; Tue, 12 May 2020 10:27:11 +0100 Date: Tue, 12 May 2020 10:27:11 +0100 From: Steve O'Hara-Smith To: Ekalavya Cc: Trond =?UTF-8?B?RW5kcmVzdMO4bA==?= , freebsd-questions@freebsd.org Subject: Re: Cannot load intel driver(i915kms) without screen blanking out Message-Id: <20200512102711.ed7a47e1da448ca4c444f501@sohara.org> In-Reply-To: References: X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.32; amd64-portbld-freebsd12.0) X-Clacks-Overhead: "GNU Terry Pratchett" Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 49Lss51xQ3z3xfK X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; dkim=pass header.d=email-od.com header.s=dkim header.b=K5EgxqVc; dmarc=none; spf=pass (mx1.freebsd.org: domain of 4250.82.1d4c100057b2942.c68cab2718010f3ad33a4372bf495587@email-od.com designates 142.0.176.198 as permitted sender) smtp.mailfrom=4250.82.1d4c100057b2942.c68cab2718010f3ad33a4372bf495587@email-od.com X-Spamd-Result: default: False [-1.65 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-0.97)[-0.974,0]; R_DKIM_ALLOW(-0.20)[email-od.com:s=dkim]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; R_SPF_ALLOW(-0.20)[+ip4:142.0.176.0/20]; MV_CASE(0.50)[]; TAGGED_RCPT(0.00)[]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[sohara.org]; TO_DN_SOME(0.00)[]; NEURAL_HAM_LONG(-1.00)[-0.998,0]; RCVD_COUNT_THREE(0.00)[4]; TO_MATCH_ENVRCPT_SOME(0.00)[]; DKIM_TRACE(0.00)[email-od.com:+]; RCVD_IN_DNSWL_NONE(0.00)[198.176.0.142.list.dnswl.org : 127.0.15.0]; IP_SCORE(0.02)[ip: (-0.19), ipnet: 142.0.176.0/22(0.27), asn: 7381(0.08), country: US(-0.05)]; FORGED_SENDER(0.30)[steve@sohara.org,4250.82.1d4c100057b2942.c68cab2718010f3ad33a4372bf495587@email-od.com]; FREEMAIL_TO(0.00)[gmail.com]; MIME_TRACE(0.00)[0:+]; RCVD_TLS_LAST(0.00)[]; ASN(0.00)[asn:7381, ipnet:142.0.176.0/22, country:US]; FROM_NEQ_ENVFROM(0.00)[steve@sohara.org,4250.82.1d4c100057b2942.c68cab2718010f3ad33a4372bf495587@email-od.com]; MID_RHS_MATCH_FROM(0.00)[] X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 12 May 2020 09:27:22 -0000 On Tue, 12 May 2020 08:19:08 +0530 (IST) Ekalavya wrote: > But still, I don't understand why the i915kms driver would be written > just for the vt console driver. Why is the intel driver limited to vt, > considering a lot of people (and the handbook, for instance) often use > syscons? It isn't the Intel driver so much as the KMS (Kernel Mode Switching) subsystem which is supported by vt along with UTF-8 support, graphics modes, missing 80x24 and a bunch of other features that aren't in syscons. -- Steve O'Hara-Smith